/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * http://www.gnu.org/copyleft/gpl.html
 */
package l1j.jrwz.server.datatables;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;

import l1j.jrwz.L1DatabaseFactory;
import l1j.jrwz.server.utils.SQLUtil;

public final class DropItemTable {
    private class dropItemData {
        public double dropRate = 1;
        public double dropAmount = 1;
    }

    private static Logger _log = Logger
            .getLogger(DropItemTable.class.getName());

    private static DropItemTable _instance;

    public static DropItemTable getInstance() {
        if (_instance == null) {
            _instance = new DropItemTable();
        }
        return _instance;
    }

    private final Map<Integer, dropItemData> _dropItem = new HashMap<Integer, dropItemData>();

    private DropItemTable() {
        loadMapsFromDatabase();
    }

    public double getDropAmount(int itemId) {
        dropItemData data = _dropItem.get(itemId);
        if (data == null) {
            return 1;
        }
        return data.dropAmount;
    }

    public double getDropRate(int itemId) {
        dropItemData data = _dropItem.get(itemId);
        if (data == null) {
            return 1;
        }
        return data.dropRate;
    }

    private void loadMapsFromDatabase() {
        Connection con = null;
        PreparedStatement pstm = null;
        ResultSet rs = null;
        try {
            con = L1DatabaseFactory.getInstance().getConnection();
            pstm = con.prepareStatement("SELECT * FROM drop_item");

            for (rs = pstm.executeQuery(); rs.next();) {
                dropItemData data = new dropItemData();
                int itemId = rs.getInt("item_id");
                data.dropRate = rs.getDouble("drop_rate");
                data.dropAmount = rs.getDouble("drop_amount");

                _dropItem.put(new Integer(itemId), data);
            }

            _log.config("drop_item " + _dropItem.size());
        } catch (SQLException e) {
            _log.log(Level.SEVERE, e.getLocalizedMessage(), e);
        } finally {
            SQLUtil.close(rs);
            SQLUtil.close(pstm);
            SQLUtil.close(con);
        }
    }

}
